Trigonometry Workbook For Dummies
Book image
Explore Book Buy On Amazon

Reciprocal functions have values that are reciprocals, or flips, of the values for their respective functions. The reciprocal of sine is cosecant, so each function value is the reciprocal of the corresponding angle of sine’s. The same goes for the other two reciprocal functions.

The reciprocal functions.
The reciprocal functions.

The preceding table shows the reciprocal in each case, in their simplified forms. Whenever you see undefined, it’s because the original function value was zero, and the reciprocal of zero has no value.

About This Article

This article is from the book:

About the book author:

Mary Jane Sterling taught algebra, business calculus, geometry, and finite mathematics at Bradley University in Peoria, Illinois, for more than 30 years. She is the author of several For Dummies books, including Algebra Workbook For Dummies, Algebra II For Dummies, and Algebra II Workbook For Dummies.

This article can be found in the category: